From 267c6f2ac71f92999e969232431ba04678e7437e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 15 Apr 2024 07:54:39 +0200
Subject: Adding upstream version 4:24.2.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../drawinglayer/primitive2d/glowprimitive2d.hxx   | 79 ++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 include/drawinglayer/primitive2d/glowprimitive2d.hxx

(limited to 'include/drawinglayer/primitive2d/glowprimitive2d.hxx')

diff --git a/include/drawinglayer/primitive2d/glowprimitive2d.hxx b/include/drawinglayer/primitive2d/glowprimitive2d.hxx
new file mode 100644
index 0000000000..985137e232
--- /dev/null
+++ b/include/drawinglayer/primitive2d/glowprimitive2d.hxx
@@ -0,0 +1,79 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <drawinglayer/drawinglayerdllapi.h>
+
+#include <drawinglayer/primitive2d/BufferedDecompositionGroupPrimitive2D.hxx>
+#include <tools/color.hxx>
+
+namespace drawinglayer::primitive2d
+{
+class DRAWINGLAYER_DLLPUBLIC GlowPrimitive2D final : public BufferedDecompositionGroupPrimitive2D
+{
+private:
+    /// the Glow color to which all geometry is to be forced; includes alpha
+    Color maGlowColor;
+
+    /// the Glow size, in logical units (100ths of mm)
+    double mfGlowRadius;
+
+    /// last used DiscreteGlowRadius and ClippedRange
+    double mfLastDiscreteGlowRadius;
+    basegfx::B2DRange maLastClippedRange;
+
+    /// helpers
+    bool prepareValuesAndcheckValidity(basegfx::B2DRange& rRange, basegfx::B2DRange& rClippedRange,
+                                       basegfx::B2DVector& rDiscreteSize,
+                                       double& rfDiscreteGlowRadius,
+                                       const geometry::ViewInformation2D& rViewInformation) const;
+
+protected:
+    /** method which is to be used to implement the local decomposition of a 2D primitive. */
+    virtual void
+    create2DDecomposition(Primitive2DContainer& rContainer,
+                          const geometry::ViewInformation2D& rViewInformation) const override;
+
+public:
+    /// constructor
+    GlowPrimitive2D(const Color& rGlowColor, double fRadius, Primitive2DContainer&& rChildren);
+
+    /// data read access
+    const Color& getGlowColor() const { return maGlowColor; }
+    double getGlowRadius() const { return mfGlowRadius; }
+
+    /// compare operator
+    virtual bool operator==(const BasePrimitive2D& rPrimitive) const override;
+
+    /// get range
+    virtual basegfx::B2DRange
+    getB2DRange(const geometry::ViewInformation2D& rViewInformation) const override;
+
+    /// The default implementation will return an empty sequence
+    virtual void
+    get2DDecomposition(Primitive2DDecompositionVisitor& rVisitor,
+                       const geometry::ViewInformation2D& rViewInformation) const override;
+
+    /// provide unique ID
+    virtual sal_uInt32 getPrimitive2DID() const override;
+};
+} // end of namespace drawinglayer::primitive2d
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
-- 
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